title: In response.
authors.affiliation: *Division of Gastroenterology and Hepatology, Renji Hospital, Shanghai Jiao-Tong University School of Medicine Shanghai Institute of Digestive Disease †Key Laboratory of Gastroenterology & Hepatology, Ministry of Health Shanghai, China.
authors.forename: Zhen-Hua
authors.initials: ZH
authors.lastname: Wang
authors.forename: Qin-Yan
authors.initials: QY
authors.lastname: Gao
authors.forename: Jing-Yuan
authors.initials: JY
authors.lastname: Fang
mesh_terms: D001644:Bifidobacterium; D016481:Helicobacter Infections / Q000188:drug therapy*; D016480:Helicobacter pylori / Q000187:drug effects*; D006801:Humans; D007778:Lactobacillus; D019936:Probiotics / Q000627:therapeutic use*